In 1905, French seminarian Bruno Reidel is found guilty of murdering a child. At the request of the doctors observing him, he writes his memoirs to explain his action.
<p> A witty, exhilarating and mind-expanding exploration of the word of our times - data - with mathematician Dr Hannah Fry. Following in the footsteps of BBC Four's previous gleefully nerdy, award-winning maths films The Joy of Sta…